There are 3 bands called Ordnance - 1) An EBM band on Orchard Records:
“oRdnance” is the pseudonym Grayson Cain uses to differentiate his electo-industrial, and sometimes experimental noise music from his soundtrack and sound-design work. These songs and others are available as NAME YOUR OWN PRICE downloads on http://www.graysoncain.com. 2) A Chinese Thrash Metal band (军械所). 3) A Death metal band from Melbourne, Australia (https://www.facebook.com/ordnanceofficial)

Read more about oRdnance on Last.fm.